CN207206289U - A kind of screwdriver for being conveniently replaceable cutter head - Google Patents
A kind of screwdriver for being conveniently replaceable cutter head Download PDFInfo
- Publication number
- CN207206289U CN207206289U CN201721049534.9U CN201721049534U CN207206289U CN 207206289 U CN207206289 U CN 207206289U CN 201721049534 U CN201721049534 U CN 201721049534U CN 207206289 U CN207206289 U CN 207206289U
- Authority
- CN
- China
- Prior art keywords
- cutter head
- cross bar
- fixedly connected
- spring
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a kind of screwdriver for being conveniently replaceable cutter head, including cross bar, the right-hand member of the cross bar is fixedly connected with handle, the left end of the cross bar offers slot, the inner chamber of the slot is provided with cutter head, the left end of the cutter head extends to the outside of slot, the top and bottom of the slot inner chamber open up fluted, the top and bottom of the cross bar offer the through hole connected with groove, the inwall of the groove is fixedly connected with the first spring, the described one end of first spring away from groove inner wall is fixedly connected with clamp ring, side of the clamp ring away from the first spring extends to the inner chamber of groove, the side that the clamp ring is located at groove inner chamber is fixedly connected with pressure ram, the pressure ram is located at the inside of the first spring.The utility model is clamped by clamp ring to cutter head so that cutter head and cross bar stable connection, is avoided the occurrence of that people's cutter head when dismounting screw departs from handle of a knife, is easy to the use of people.
Description
Technical field
Hardware fitting technical field is the utility model is related to, specially a kind of screwdriver for being conveniently replaceable cutter head.
Background technology
Hardware fitting refers to the machine parts or part being fabricated to hardware, and some hardware products, and it can be independent
Purposes, assistance apparatus, such as hardware ＆ tools, hardware parts, haberdashery and hardware, architectural hardware and security protection articles for use can also be done
Deng screwdriver is conventional extracting tool, and existing driver bit is mostly fixedly connected with handle of a knife, and some cutter heads can be dismantled
Screwdriver handle of a knife on the device that is not clamped to cutter head so that cutter head is arranged on handle of a knife built on the sand, is easily slid,
Screw is dismantled so as to inconvenient, is not easy to the use of people.
Utility model content
The purpose of this utility model is to provide a kind of screwdriver for being conveniently replaceable cutter head, and possessing can press from both sides to cutter head
The advantages of holding, solves the handle of a knife of screwdriver and cutter head is connected unsteady problem.
To achieve the above object, the utility model provides following technical scheme：A kind of screwdriver for being conveniently replaceable cutter head, bag
Cross bar is included, the right-hand member of the cross bar is fixedly connected with handle, and the left end of the cross bar offers slot, and the inner chamber of the slot is set
Be equipped with cutter head, the left end of the cutter head extends to the outside of slot, the top and bottom of the slot inner chamber open up it is fluted,
The top and bottom of the cross bar offer the through hole connected with groove, and the inwall of the groove is fixedly connected with the first bullet
Spring, the described one end of first spring away from groove inner wall are fixedly connected with clamp ring, and side of the clamp ring away from the first spring is prolonged
The inner chamber of groove is extended, the side that the clamp ring is located at groove inner chamber is fixedly connected with pressure ram, and the pressure ram is located at first
The inside of spring, the one end of the pressure ram away from clamp ring is through through hole and extends to the outside of through hole, and the pressure ram is remote
One end of clamp ring is fixedly connected with crushing block, the surface of the cross bar and is arranged with thread bush, the spiral shell on the right side of through hole
The left end of line set is communicated with the pipe for being set in rail surface, and the surface of the thread bush is fixedly connected with projection.
Preferably, the surface of the handle is fixedly connected with raised line, and the numerical control of the raised line is no less than three, the raised line
Between be spaced substantially equidistant.
Preferably, the inwall of the groove and it has been fixedly connected with second spring positioned at the both sides of the first spring, described the
The one end of two springs away from groove inner wall is fixedly connected with the surface of clamp ring.
Preferably, the inwall of the thread bush is provided with internal thread, and the surface of the cross bar is provided with mutually fits with internal thread
The external screw thread matched somebody with somebody.
Preferably, the top and bottom of the cross bar and limited location block is fixedly connected with the right side of the thread bush, it is described
The left side of limited block and the right contact of thread bush.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model is coordinated by the first spring, clamp ring, pressure ram, crushing block, thread bush and pipe, is passed through
Pipe transverse shifting is extruded crushing block, and crushing block promotes pressure ram and clamp ring, and cutter head is clamped by clamp ring, made
Cutter head and cross bar stable connection are obtained, avoids the occurrence of that people's cutter head when dismounting screw departs from handle of a knife, is easy to making for people
With.
2nd, the utility model is easy to the grafting of cutter head by opening up for slot, can increase handle table by the setting of raised line
The roughness in face, the frictional force between handle and finger is increased, by the setting of the first spring and second spring to clamp ring
A pulling force is produced, is easy to the rapid return of clamp ring, the setting of limited block can be spacing to thread bush progress, and the setting of projection is just
In the rotation of thread bush.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model A partial structurtes enlarged diagram.
In figure：1 cross bar, 2 handles, 3 slots, 4 cutter heads, 5 grooves, 6 through holes, 7 first springs, 8 clamp rings, 9 pressure rams, 10 are squeezed
Briquetting, 11 thread bush, 12 pipes, 13 projections, 14 raised lines, 15 second springs, 16 limited blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2, a kind of screwdriver for being conveniently replaceable cutter head, including cross bar 1, the right-hand member of cross bar 1 is referred to be fixedly connected with
Handle 2, the surface of handle 2 are fixedly connected with raised line 14, and the numerical control of raised line 14 is no less than three, equidistant row between raised line 14
Row, can increase the roughness on the surface of handle 2 by the setting of raised line 14, increase the frictional force between handle 2 and finger, horizontal
The left end of bar 1 offers slot 3, and the inner chamber of slot 3 is provided with cutter head 4, is easy to the grafting of cutter head 4 by opening up for slot 3, knife
First 4 left end extends to the outside of slot 3, and the top and bottom of the inner chamber of slot 3 open up fluted 5, the top and bottom of cross bar 1
Portion offers the through hole 6 connected with groove 5, and the inwall of groove 5 is fixedly connected with the first spring 7, and the first spring 7 is away from groove
One end of 5 inwalls is fixedly connected with clamp ring 8, the inwall of groove 5 and has been fixedly connected with the second bullet positioned at the both sides of the first spring 7
Spring 15, the one end of second spring 15 away from the inwall of groove 5 are fixedly connected with the surface of clamp ring 8, pass through the first spring 7 and the second bullet
The setting of spring 15 produces a pulling force to clamp ring 8, is easy to the rapid return of clamp ring 8, side of the clamp ring 8 away from the first spring 7
The inner chamber of groove 5 is extended to, the side that clamp ring 8 is located at the inner chamber of groove 5 is fixedly connected with pressure ram 9, and pressure ram 9 is located at the first bullet
The inside of spring 7, the one end of pressure ram 9 away from clamp ring 8 is through through hole 6 and extends to the outside of through hole 6, and pressure ram 9 is away from clamp ring 8
One end be fixedly connected with crushing block 10, crushing block 10 is wedge shaped, the surface of cross bar 1 and is arranged with spiral shell positioned at the right side of through hole 6
Line set 11, the inwall of thread bush 11 is provided with internal thread, and the surface of cross bar 1 is provided with the external screw thread being adapted with internal thread, horizontal
The top and bottom of bar 1 and it is fixedly connected with limited location block 16, the left side of limited block 16 and screw thread positioned at the right side of thread bush 11
The right contact of set 11, the setting of limited block 16 can carry out spacing to thread bush 11, and thread bush 11 is easy in the setting of projection 13
Rotation, the left end of thread bush 11 is communicated with the pipe 12 for being set in the surface of cross bar 1, and the surface of thread bush 11 is fixedly connected with convex
Block 13, the inwall of the left end of pipe 12 is in reverse wedge shape, passes through the first spring 7, clamp ring 8, pressure ram 9, crushing block 10, thread bush 11
Coordinated with pipe 12, crushing block 10 is extruded by the transverse shifting of pipe 12, crushing block 10 promotes pressure ram 9 and folder
Ring 8, cutter head 4 is clamped by clamp ring 8 so that cutter head 4 and the stable connection of cross bar 1, avoid people's knife when dismounting screw
The occurrence of first 4 disengaging handle of a knife, it is easy to the use of people.
In use, one end of cutter head 4 to be injected to the inner chamber of slot 3, rotation thread bush 11 drives pipe 12 to rotate, pipe 12
It is moved to the left while rotation, pipe 12 is extruded crushing block 10 after being contacted with crushing block 10, and crushing block 10, which promotes, to be squeezed
Depression bar 9 is vertically movable, and pressure ram 9 promotes clamp ring 8 close to cutter head 4, so as to which cutter head 4 be fixed.
In summary：This is conveniently replaceable the screwdriver of cutter head, passes through slot 3, groove 5, through hole 6, the first spring 7, clamp ring
8th, the cooperation of pressure ram 9, crushing block 10, thread bush 11 and pipe 12, the handle of a knife for solving screwdriver are connected built on the sand with cutter head
The problem of.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of screwdriver for being conveniently replaceable cutter head, including cross bar (1), it is characterised in that：The right-hand member of the cross bar (1), which is fixed, to be connected
Handle (2) is connected to, the left end of the cross bar (1) offers slot (3), and the inner chamber of the slot (3) is provided with cutter head (4), institute
The left end for stating cutter head (4) extends to the outside of slot (3), and the top and bottom of slot (3) inner chamber open up fluted
(5), the top and bottom of the cross bar (1) offer the through hole (6) connected with groove (5), and the inwall of the groove (5) is consolidated
Surely the first spring (7) is connected with, the one end of first spring (7) away from groove (5) inwall is fixedly connected with clamp ring (8), institute
The inner chamber that side of the clamp ring (8) away from the first spring (7) extends to groove (5) is stated, the clamp ring (8) is located at groove (5) inner chamber
Side be fixedly connected with pressure ram (9), the pressure ram (9) is located at the inside of the first spring (7), and the pressure ram (9) is remote
One end from clamp ring (8) through through hole (6) and extends to the outside of through hole (6), and the one of the remote clamp ring (8) of the pressure ram (9)
End is fixedly connected with crushing block (10), the surface of the cross bar (1) and is arranged with thread bush (11) on the right side of through hole (6),
The left end of the thread bush (11) is communicated with the pipe (12) for being set in cross bar (1) surface, and the surface of the thread bush (11) is consolidated
Surely it is connected with projection (13).
A kind of 2. screwdriver for being conveniently replaceable cutter head according to claim 1, it is characterised in that：The table of the handle (2)
Face is fixedly connected with raised line (14), and the numerical control of the raised line (14) is no less than three, is spaced substantially equidistant between the raised line (14).
A kind of 3. screwdriver for being conveniently replaceable cutter head according to claim 1, it is characterised in that：The groove (5) it is interior
Wall and second spring (15) has been fixedly connected with it positioned at the both sides of the first spring (7), the second spring (15) is away from groove (5)
One end of inwall is fixedly connected with the surface of clamp ring (8).
A kind of 4. screwdriver for being conveniently replaceable cutter head according to claim 1, it is characterised in that：The thread bush (11)
Inwall is provided with internal thread, and the surface of the cross bar (1) is provided with the external screw thread being adapted with internal thread.
A kind of 5. screwdriver for being conveniently replaceable cutter head according to claim 1, it is characterised in that：The top of the cross bar (1)
Portion and bottom and limited location block (16), the left side of the limited block (16) and spiral shell are fixedly connected with the right side of the thread bush (11)
The right contact of line set (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721049534.9U CN207206289U (en) | 2017-08-20 | 2017-08-20 | A kind of screwdriver for being conveniently replaceable cutter head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721049534.9U CN207206289U (en) | 2017-08-20 | 2017-08-20 | A kind of screwdriver for being conveniently replaceable cutter head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206289U true CN207206289U (en) | 2018-04-10 |
Family
ID=61815975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721049534.9U Expired - Fee Related CN207206289U (en) | 2017-08-20 | 2017-08-20 | A kind of screwdriver for being conveniently replaceable cutter head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206289U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936328A (en) * | 2019-12-06 | 2020-03-31 | 北京自动化控制设备研究所 | Auxiliary tool and device for fastening and disassembling screw in narrow space |
| CN110948309A (en) * | 2019-12-23 | 2020-04-03 | 沈自强 | Be used for dedicated digit control machine tool of panel processing |
| CN113246201A (en) * | 2021-05-28 | 2021-08-13 | 郏健羽 | Portable plastic tubing chamfer device |
| CN114376626A (en) * | 2022-02-07 | 2022-04-22 | 冯观贵 | Puncture frame for transperineal prostate puncture biopsy |
| CN114601530A (en) * | 2022-02-21 | 2022-06-10 | 重庆大学附属肿瘤医院 | Multifunctional laparoscopic grasping forceps |
| CN115056005A (en) * | 2022-08-18 | 2022-09-16 | 江苏航达汽配有限公司 | Workpiece clamping device for machining automobile parts |
-
2017
- 2017-08-20 CN CN201721049534.9U patent/CN207206289U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936328A (en) * | 2019-12-06 | 2020-03-31 | 北京自动化控制设备研究所 | Auxiliary tool and device for fastening and disassembling screw in narrow space |
| CN110948309A (en) * | 2019-12-23 | 2020-04-03 | 沈自强 | Be used for dedicated digit control machine tool of panel processing |
| CN113246201A (en) * | 2021-05-28 | 2021-08-13 | 郏健羽 | Portable plastic tubing chamfer device |
| CN114376626A (en) * | 2022-02-07 | 2022-04-22 | 冯观贵 | Puncture frame for transperineal prostate puncture biopsy |
| CN114376626B (en) * | 2022-02-07 | 2023-06-20 | 冯观贵 | Puncture frame for perineum prostate puncture biopsy |
| CN114601530A (en) * | 2022-02-21 | 2022-06-10 | 重庆大学附属肿瘤医院 | Multifunctional laparoscopic grasping forceps |
| CN114601530B (en) * | 2022-02-21 | 2023-05-23 | 重庆大学附属肿瘤医院 | Multifunctional laparoscope grasping forceps |
| CN115056005A (en) * | 2022-08-18 | 2022-09-16 | 江苏航达汽配有限公司 | Workpiece clamping device for machining automobile parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20210820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |